General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0NHMEU
ADC Name
T-Py-DM1
Synonyms
T Py DM1
   Click to Show/Hide
Drug Status
Investigative
Indication
In total 2 Indication(s)
Neuroblastoma [ICD11:2A00]
Investigative
Ovarian cancer [ICD11:2C73]
Investigative
Drug-to-Antibody Ratio
2-3
Antibody Name
Trastuzumab
 Antibody Info 
Antigen Name
Oncodevelopmental antigen polysialic acid (polySia)
 Antigen Info 
Payload Name
Mertansine DM1
 Payload Info 
Therapeutic Target
Microtubule (MT)
 Target Info 
Linker Name
TCO-PEG3-Mal
 Linker Info 
General Information of The Activity Data Related to This ADC
Revealed Based on the Cell Line Data
Click To Hide/Show 2 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Half Maximal Inhibitory Concentration (IC50) 
> 100
nM
SH-SY5Y cells
Bone marrow neuroblastoma
Half Maximal Inhibitory Concentration (IC50) 
144
nM
SK-OV-3 cells
Ovarian serous cystadenocarcinoma
Full List of Activity Data of This Antibody-drug Conjugate
Revealed Based on the Cell Line Data
Click To Hide/Show 2 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) > 100 nM Negative HER2 expression (HER2 -)
Method Description
Cells were plated at 5,000, 2,500, and 2,500 cells/well, respectively, and allowed to rest for 24 h. Five-fold serial dilutions of the antibodies were added starting at 150 nM and incubated for 72-144 h.
In Vitro Model Bone marrow neuroblastoma SH-SY5Y cells CVCL_0019
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) 144 nM Positive HER2 expression (HER2 +++/++)
Method Description
Cells were plated at 5,000, 2,500, and 2,500 cells/well, respectively, and allowed to rest for 24 h. Five-fold serial dilutions of the antibodies were added starting at 150 nM and incubated for 72-144 h.
In Vitro Model Ovarian serous cystadenocarcinoma SK-OV-3 cells CVCL_0532
References
Ref 1 Antibody-Mediated Endocytosis of Polysialic Acid Enables Intracellular Delivery and Cytotoxicity of a Glycan-Directed Antibody-Drug Conjugate. Cancer Res. 2019 Apr 15;79(8):1810-1821. doi: 10.1158/0008-5472.CAN-18-3119. Epub 2019 Feb 26.

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